submission_id
stringlengths 10
10
| problem_id
stringlengths 6
6
| language
stringclasses 3
values | code
stringlengths 1
522k
| compiler_output
stringlengths 43
10.2k
|
|---|---|---|---|---|
s712606418
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main()
{
char arr[100];
printf("Enter a string to reverse\n");
gets(arr);
strrev(arr);
printf("Reverse of entered string is \n%s\n",arr);
return 0;
}
|
main.c: In function 'main':
main.c:9:4: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
9 | gets(arr);
| ^~~~
| fgets
main.c:11:4: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
11 | strrev(arr);
| ^~~~~~
| strsep
|
s549847312
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main()
{
char str[50];
char *rev;
printf("Enter any string : ");
scanf("%s",str);
rev = strrev(str);
printf("%s",rev);
return 0;
}
|
main.c: In function 'main':
main.c:9:11: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
9 | rev = strrev(str);
| ^~~~~~
| strsep
main.c:9:9: error: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
9 | rev = strrev(str);
| ^
|
s127669086
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main()
{
char str[20];
char *rev;
printf("Enter any string : ");
scanf("%s",str);
rev = strrev(str);
printf("%s",rev);
return 0;
}
|
main.c: In function 'main':
main.c:9:11: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
9 | rev = strrev(str);
| ^~~~~~
| strsep
main.c:9:9: error: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
9 | rev = strrev(str);
| ^
|
s784342445
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main(void){
char *s;
int i;
scanf("%s", s);
int len = strlen(s);
for(i = len - 1; i >= 0; i--)
putchar(s[i]);
putchar('\n')
return 0;
}
|
main.c: In function 'main':
main.c:10:18: error: expected ';' before 'return'
10 | putchar('\n')
| ^
| ;
11 |
12 | return 0;
| ~~~~~~
|
s377617358
|
p00006
|
C
|
#include<stdio.h>
int main()
{
char str[20];
gets(str);
strrev(str);
puts(str);
return 0;
}
|
main.c: In function 'main':
main.c:5:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
5 | gets(str);
| ^~~~
| fgets
main.c:6:5: error: implicit declaration of function 'strrev' [-Wimplicit-function-declaration]
6 | strrev(str);
| ^~~~~~
|
s463208574
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main()
{
char str[20];
char *rev;
printf("Enter any string :\n");
scanf("%s",str);
rev = strrev(str);
printf("Reverse string is : %s\n",rev);
return 0;
}
|
main.c: In function 'main':
main.c:9:11: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
9 | rev = strrev(str);
| ^~~~~~
| strsep
main.c:9:9: error: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
9 | rev = strrev(str);
| ^
|
s974848281
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
main()
{
char str[50],revstr[50];
int i=0,j=0;
printf("Enter the string to be reversed : ");
scanf("%s",str);
for(i=strlen(str)-1;i>=0;i--)
{
revstr[j]=str[i];
j++;
}
revstr[j]='\0';
printf("Input String : %s",str);
printf("\nOutput String : %s",revstr);
getch();
}
|
main.c:3:1: error: return type defaults to 'int' [-Wimplicit-int]
3 | main()
| ^~~~
main.c: In function 'main':
main.c:17:2: error: implicit declaration of function 'getch'; did you mean 'getc'? [-Wimplicit-function-declaration]
17 | getch();
| ^~~~~
| getc
|
s076611531
|
p00006
|
C
|
int main()
{
char inputString[20], temp;
int length, leftIndex, rightIndex;
printf("Enter a string to reverse\n");
gets(inputString);
/* Find length of string */
length = strlen(inputString);
/*
* Initialize leftIndex and rightDex to position
* of first and last character of String
*/
leftIndex = 0;
rightIndex = length -1;
while(leftIndex < rightIndex){
temp = inputString[leftIndex];
inputString[leftIndex] = inputString[rightIndex];
inputString[rightIndex] = temp;
leftIndex++;
rightIndex--;
}
printf("Reversed string is: %s\n", inputString);
getch();
return 0;
}
|
main.c: In function 'main':
main.c:5:4: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
5 | printf("Enter a string to reverse\n");
| ^~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'printf'
+++ |+#include <stdio.h>
1 | int main()
main.c:5:4: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
5 | printf("Enter a string to reverse\n");
| ^~~~~~
main.c:5:4: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:6:4: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
6 | gets(inputString);
| ^~~~
main.c:8:13: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
8 | length = strlen(inputString);
| ^~~~~~
main.c:1:1: note: include '<string.h>' or provide a declaration of 'strlen'
+++ |+#include <string.h>
1 | int main()
main.c:8:13: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
8 | length = strlen(inputString);
| ^~~~~~
main.c:8:13: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:26:4: error: implicit declaration of function 'getch' [-Wimplicit-function-declaration]
26 | getch();
| ^~~~~
|
s625170194
|
p00006
|
C
|
#include<stdio.h>
#include<conio.h>
void main()
{
int i,count=0;
char ch[20];
clrscr();
printf("Enter the string\n");
gets(ch);
for(i=0;ch[i]!='\0';i++)
{
count++;
}
printf("Reverse is:");
for(i=count-1;i>=0;i--)
{
printf("%c",ch[i]);
}
getch();
}
|
main.c:2:9: fatal error: conio.h: No such file or directory
2 | #include<conio.h>
| ^~~~~~~~~
compilation terminated.
|
s809103007
|
p00006
|
C
|
#include <stdio.h>
int main(){
int i,count=1;
char str[21];
for (i=0; i<20; i++) {
scanf("%s",str[i]);
count++
}
for (i=count; i>0; i--) {
printf("%s",str[i]);
}
return(0);
}
|
main.c: In function 'main':
main.c:9:16: error: expected ';' before '}' token
9 | count++
| ^
| ;
10 | }
| ~
|
s390851963
|
p00006
|
C
|
#include <stdio.h>
int main(){
int i,count=1;
char str[21];
for (i=0; i<20; i++) {
scanf("%c",str[i]);
count++
}
for (i=count; i>0; i--) {
printf("%c",str[i]);
}
return(0);
}
|
main.c: In function 'main':
main.c:9:16: error: expected ';' before '}' token
9 | count++
| ^
| ;
10 | }
| ~
|
s774759553
|
p00006
|
C
|
#include <stdio.h>
int main(void)
{
char str[32];
int i;
scanf("%s", str);
for(i = 20; i <= 0; i--)
printf("%c", str[i]);
return0;
}
|
main.c: In function 'main':
main.c:12:9: error: 'return0' undeclared (first use in this function)
12 | return0;
| ^~~~~~~
main.c:12:9: note: each undeclared identifier is reported only once for each function it appears in
|
s706079904
|
p00006
|
C
|
#include <stdio.h>
int main(void)
{
char str[32];
int i = 0;
do{
scanf("%c", &str[i]);
i++;
}while(str[i] != NULL);
while(i >= 0){
printf("%c", str[i]);
i--;
}
return0;
}
|
main.c: In function 'main':
main.c:9:23: warning: comparison between pointer and integer
9 | }while(str[i] != NULL);
| ^~
main.c:16:9: error: 'return0' undeclared (first use in this function)
16 | return0;
| ^~~~~~~
main.c:16:9: note: each undeclared identifier is reported only once for each function it appears in
|
s614827061
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main()
{
char d[];
scanf("%s",&d);
int len=strlen(d);
int i;
for(i=0;i<len/2;i++)
{
d[i]^=d[len-i-1];
d[len-i-1]^=d[i];
d[i]^=d[len-i-1];
}
printf("%s\n",d);
}
|
main.c: In function 'main':
main.c:6:7: error: array size missing in 'd'
6 | char d[];
| ^
|
s602326814
|
p00006
|
C
|
#include<stdio.h>
int main(){
char buf[20];
int i;
scanf("%s",&buf);
for(i=20;i>0i--){
if(buf[i]==\0){
break;
}
}
for(i=i;i>0i--){
printf("%c",buf[i]);
}
printf("%n");
return 0;
}
|
main.c: In function 'main':
main.c:9:14: error: lvalue required as decrement operand
9 | for(i=20;i>0i--){
| ^~
main.c:9:16: error: expected ';' before ')' token
9 | for(i=20;i>0i--){
| ^
| ;
main.c:11:12: error: stray '\' in program
11 | if(buf[i]==\0){
| ^
main.c:17:13: error: lvalue required as decrement operand
17 | for(i=i;i>0i--){
| ^~
main.c:17:15: error: expected ';' before ')' token
17 | for(i=i;i>0i--){
| ^
| ;
|
s492720579
|
p00006
|
C
|
#include<stdio.h>
int main(){
char buf[20];
int i;
scanf("%s",&buf);
for(i=20;i>0i--){
if(buf[i]=='\0'){
break;
}
}
for(i=i;i>0i--){
printf("%c",buf[i]);
}
printf("%n");
return 0;
}
|
main.c: In function 'main':
main.c:9:14: error: lvalue required as decrement operand
9 | for(i=20;i>0i--){
| ^~
main.c:9:16: error: expected ';' before ')' token
9 | for(i=20;i>0i--){
| ^
| ;
main.c:17:13: error: lvalue required as decrement operand
17 | for(i=i;i>0i--){
| ^~
main.c:17:15: error: expected ';' before ')' token
17 | for(i=i;i>0i--){
| ^
| ;
|
s372774431
|
p00006
|
C
|
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
#include<stdio.h>
int main(){
char buf[20];
int i;
scanf("%s",&buf);
for(i=20;i>0;i--){
if(buf[i]=='\0'){
break;
}
}
for(i=i;i>0;i--){
printf("%c",buf[i]);
}
printf("%n");
return 0;
}
|
main.c:1:1: error: expected identifier or '(' before numeric constant
1 | 4
| ^
In file included from /usr/include/stdio.h:47,
from main.c:22:
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:28:43: error: unknown type name 'size_t'
28 | size_t __nbytes);
| ^~~~~~
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:1:1: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
+++ |+#include <stddef.h>
1 | /* Copyright (C) 1991-2025 Free Software Foundation, Inc.
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:37:44: error: unknown type name 'size_t'
37 | size_t __nbytes);
| ^~~~~~
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:37:44: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:57:3: error: unknown type name 'cookie_read_function_t'; did you mean 'cookie_seek_function_t'?
57 | cookie_read_function_t *read; /* Read bytes. */
| ^~~~~~~~~~~~~~~~~~~~~~
| cookie_seek_function_t
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:58:3: error: unknown type name 'cookie_write_function_t'; did you mean 'cookie_close_function_t'?
58 | cookie_write_function_t *write; /* Write bytes. */
| ^~~~~~~~~~~~~~~~~~~~~~~
| cookie_close_function_t
/usr/include/stdio.h:314:35: error: unknown type name 'size_t'
314 | extern FILE *fmemopen (void *__s, size_t __len, const char *__modes)
| ^~~~~~
/usr/include/stdio.h:130:1: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
129 | #include <bits/stdio_lim.h>
+++ |+#include <stddef.h>
130 |
/usr/include/stdio.h:320:47: error: unknown type name 'size_t'
320 | extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW
| ^~~~~~
/usr/include/stdio.h:320:47: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:340:34: error: unknown type name 'size_t'
340 | int __modes, size_t __n) __THROW __nonnull ((1));
| ^~~~~~
/usr/include/stdio.h:340:34: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:346:24: error: unknown type name 'size_t'
346 | size_t __size) __THROW __nonnull ((1));
| ^~~~~~
/usr/include/stdio.h:346:24: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:385:44: error: unknown type name 'size_t'
385 | extern int snprintf (char *__restrict __s, size_t __maxlen,
| ^~~~~~
/usr/include/stdio.h:385:44: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:389:45: error: unknown type name 'size_t'
389 | extern int vsnprintf (char *__restrict __s, size_t __maxlen,
| ^~~~~~
/usr/include/stdio.h:389:45: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:690:30: error: unknown type name 'size_t'
690 | size_t *__restrict __n, int __delimiter,
| ^~~~~~
/usr/include/stdio.h:690:30: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:693:28: error: unknown type name 'size_t'
693 | size_t *__restrict __n, int __delimiter,
| ^~~~~~
/usr/include/stdio.h:693:28: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:698:27: error: unknown type name 'size_t'
698 | size_t *__restrict __n,
| ^~~~~~
/usr/include/stdio.h:698:27: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:728:8: error: unknown type name 'size_t'
728 | extern size_t fread (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:728:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:728:46: error: unknown type name 'size_t'
728 | extern size_t fread (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:728:46: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:729:22: error: unknown type name 'size_t'
729 | size_t __n, FILE *__restrict __stream) __wur
| ^~~~~~
/usr/include/stdio.h:729:22: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:735:8: error: unknown type name 'size_t'
735 | extern size_t fwrite (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:735:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:735:53: error: unknown type name 'size_t'
735 | extern size_t fwrite (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:735:53: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:736:23: error: unknown type name 'size_t'
736 | size_t __n, FILE *__restrict __s) __nonnull((4));
| ^~~~~~
/usr/include/stdio.h:736:23: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:756:8: error: unknown type name 'size_t'
756 | extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:756:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:756:55: error: unknown type name 'size_t'
756 | extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:756:55: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:757:31: error: unknown type name 'size_t'
757 | size_t __n, FILE *__restrict __stream) __wur
| ^~~~~~
/usr/include/stdio.h:757:31: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:759:8: error: unknown type name 'size_t'
759 | extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:759:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:759:62: error: unknown type name 'size_t'
759 | extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:759:62: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:760:32: error: unknown type name 'size_t'
760 | size_t __n, FILE *__restrict __stream)
| ^~~~~~
/usr/include/stdio.h:760:32: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
|
s779454100
|
p00006
|
C
|
#include <bits/stdc++.h>
int main(void){
char str[21];
int i;
gets(str);
for (i=strlen(str);i>=0;--i){
printf("%c",str[i]);
}
printf("\n");
}
|
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
1 | #include <bits/stdc++.h>
| ^~~~~~~~~~~~~~~
compilation terminated.
|
s911407410
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main()
{
char str[20 + 1];
gets(str);
strrev(str);
puts(str);
return 0;
}
|
main.c: In function 'main':
main.c:8:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
8 | gets(str);
| ^~~~
| fgets
main.c:10:5: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
10 | strrev(str);
| ^~~~~~
| strsep
|
s046290654
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main()
{
char str[21];
gets(str);
strrev(str);
puts(str);
return 0;
}
|
main.c: In function 'main':
main.c:6:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(str);
| ^~~~
| fgets
main.c:7:5: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
7 | strrev(str);
| ^~~~~~
| strsep
|
s653952885
|
p00006
|
C
|
#include<bits/stdc++.h>
using namespace std;
string s, a;
int main(){
cin>>s;
for(int i=s.length()-1;i>=0;i--){
a=a+s[i];
}
cout<<a<<endl;
}
|
main.c:1:9: fatal error: bits/stdc++.h: No such file or directory
1 | #include<bits/stdc++.h>
| ^~~~~~~~~~~~~~~
compilation terminated.
|
s854422507
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main(void){
int rev;
char str[20];
scanf("%s",str);
for(rev=strlen(str)-1;rev>=0;rev--)
printf("%c",str[rev]);
printf("\n")
return 0;
}
|
main.c: In function 'main':
main.c:9:17: error: expected ';' before 'return'
9 | printf("\n")
| ^
| ;
10 | return 0;
| ~~~~~~
|
s150339112
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
#define MAX 1000
int main()
{
int i,len,count=0;
char str[MAX];
while (1)
{
scanf("%s", &str);
len = strlen(str);
if (0 <= len && len <= 20){
break;
}
}
for (i = 0; str[i] != '\0';i++){ count++; }
for (i=count-1; i >= 0; i--){
printf("%c", str[i]);
}
printf("\n");
return 0;
|
main.c: In function 'main':
main.c:24:9: error: expected declaration or statement at end of input
24 | return 0;
| ^~~~~~
|
s872411107
|
p00006
|
C
|
#include<stdio.h>
int main(void){
char stro[],strr[];
int i=0;
scanf("%s",stro)
while(i<strlen(stro)){
strr[i]=stro[strlen(stro)-i]
}
printf("%s\n",strr[]);
return 0;
}
|
main.c: In function 'main':
main.c:4:6: error: array size missing in 'stro'
4 | char stro[],strr[];
| ^~~~
main.c:4:13: error: array size missing in 'strr'
4 | char stro[],strr[];
| ^~~~
main.c:6:17: error: expected ';' before 'while'
6 | scanf("%s",stro)
| ^
| ;
7 | while(i<strlen(stro)){
| ~~~~~
|
s258244154
|
p00006
|
C
|
#include<stdio.h>
int main(void){
char stro[20],strr[20];
int i=0;
scanf("%s",stro)
while(i<strlen(stro)){
strr[i]=stro[strlen(stro)-i]
}
printf("%s\n",strr[]);
return 0;
}
|
main.c: In function 'main':
main.c:6:17: error: expected ';' before 'while'
6 | scanf("%s",stro)
| ^
| ;
7 | while(i<strlen(stro)){
| ~~~~~
|
s125824691
|
p00006
|
C
|
#include<stdio.h>
int main(void){
char stro[20],strr[20];
int i=0;
scanf("%s",stro);
while(i<strlen(stro)){
strr[i]=stro[strlen(stro)-i]
}
printf("%s\n",strr[]);
return 0;
}
|
main.c: In function 'main':
main.c:7:9: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
7 | while(i<strlen(stro)){
| ^~~~~~
main.c:2:1: note: include '<string.h>' or provide a declaration of 'strlen'
1 | #include<stdio.h>
+++ |+#include <string.h>
2 |
main.c:7:9: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
7 | while(i<strlen(stro)){
| ^~~~~~
main.c:7:9: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:8:29: error: expected ';' before '}' token
8 | strr[i]=stro[strlen(stro)-i]
| ^
| ;
9 | }
| ~
main.c:10:20: error: expected expression before ']' token
10 | printf("%s\n",strr[]);
| ^
|
s318661271
|
p00006
|
C
|
#include<stdio.h>
int main(void){
char a[256];
scanf("%s", a)
for(i = strlen(a) - 1; i >= 0; i--){
printf("%s",a[i]);
}
return 0;
}
|
main.c: In function 'main':
main.c:5:17: error: expected ';' before 'for'
5 | scanf("%s", a)
| ^
| ;
6 | for(i = strlen(a) - 1; i >= 0; i--){
| ~~~
|
s817563768
|
p00006
|
C
|
File Edit Options Buffers Tools C Help
#include<stdio.h>
int main(){
char z[20];
int i,j;
scanf("%s",&z);
for(i=0; z[i]!='\0';i++);
if(i<=20){
for(j=i;j>=0;j--){
printf("%c",z[j]);
}
printf("\n");
}
return 0;
}
|
main.c:1:1: error: unknown type name 'File'
1 | File Edit Options Buffers Tools C Help
| ^~~~
main.c:1:11: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'Options'
1 | File Edit Options Buffers Tools C Help
| ^~~~~~~
main.c:1:11: error: unknown type name 'Options'
In file included from /usr/include/stdio.h:47,
from main.c:2:
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:28:43: error: unknown type name 'size_t'
28 | size_t __nbytes);
| ^~~~~~
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:1:1: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
+++ |+#include <stddef.h>
1 | /* Copyright (C) 1991-2025 Free Software Foundation, Inc.
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:37:44: error: unknown type name 'size_t'
37 | size_t __nbytes);
| ^~~~~~
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:37:44: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:57:3: error: unknown type name 'cookie_read_function_t'; did you mean 'cookie_seek_function_t'?
57 | cookie_read_function_t *read; /* Read bytes. */
| ^~~~~~~~~~~~~~~~~~~~~~
| cookie_seek_function_t
/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h:58:3: error: unknown type name 'cookie_write_function_t'; did you mean 'cookie_close_function_t'?
58 | cookie_write_function_t *write; /* Write bytes. */
| ^~~~~~~~~~~~~~~~~~~~~~~
| cookie_close_function_t
/usr/include/stdio.h:314:35: error: unknown type name 'size_t'
314 | extern FILE *fmemopen (void *__s, size_t __len, const char *__modes)
| ^~~~~~
/usr/include/stdio.h:130:1: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
129 | #include <bits/stdio_lim.h>
+++ |+#include <stddef.h>
130 |
/usr/include/stdio.h:320:47: error: unknown type name 'size_t'
320 | extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW
| ^~~~~~
/usr/include/stdio.h:320:47: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:340:34: error: unknown type name 'size_t'
340 | int __modes, size_t __n) __THROW __nonnull ((1));
| ^~~~~~
/usr/include/stdio.h:340:34: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:346:24: error: unknown type name 'size_t'
346 | size_t __size) __THROW __nonnull ((1));
| ^~~~~~
/usr/include/stdio.h:346:24: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:385:44: error: unknown type name 'size_t'
385 | extern int snprintf (char *__restrict __s, size_t __maxlen,
| ^~~~~~
/usr/include/stdio.h:385:44: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:389:45: error: unknown type name 'size_t'
389 | extern int vsnprintf (char *__restrict __s, size_t __maxlen,
| ^~~~~~
/usr/include/stdio.h:389:45: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:690:30: error: unknown type name 'size_t'
690 | size_t *__restrict __n, int __delimiter,
| ^~~~~~
/usr/include/stdio.h:690:30: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:693:28: error: unknown type name 'size_t'
693 | size_t *__restrict __n, int __delimiter,
| ^~~~~~
/usr/include/stdio.h:693:28: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:698:27: error: unknown type name 'size_t'
698 | size_t *__restrict __n,
| ^~~~~~
/usr/include/stdio.h:698:27: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:728:8: error: unknown type name 'size_t'
728 | extern size_t fread (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:728:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:728:46: error: unknown type name 'size_t'
728 | extern size_t fread (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:728:46: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:729:22: error: unknown type name 'size_t'
729 | size_t __n, FILE *__restrict __stream) __wur
| ^~~~~~
/usr/include/stdio.h:729:22: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:735:8: error: unknown type name 'size_t'
735 | extern size_t fwrite (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:735:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:735:53: error: unknown type name 'size_t'
735 | extern size_t fwrite (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:735:53: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:736:23: error: unknown type name 'size_t'
736 | size_t __n, FILE *__restrict __s) __nonnull((4));
| ^~~~~~
/usr/include/stdio.h:736:23: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:756:8: error: unknown type name 'size_t'
756 | extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:756:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:756:55: error: unknown type name 'size_t'
756 | extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:756:55: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:757:31: error: unknown type name 'size_t'
757 | size_t __n, FILE *__restrict __stream) __wur
| ^~~~~~
/usr/include/stdio.h:757:31: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:759:8: error: unknown type name 'size_t'
759 | extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:759:8: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:759:62: error: unknown type name 'size_t'
759 | extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
| ^~~~~~
/usr/include/stdio.h:759:62: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
/usr/include/stdio.h:760:32: error: unknown type name 'size_t'
760 | size_t __n, FILE *__restrict __stream)
| ^~~~~~
/usr/include/stdio.h:760:32: note: 'size_t' is defined in header '<stddef.h>'; this is probably fixable by adding '#include <stddef.h>'
|
s864603536
|
p00006
|
C
|
#include<stdio.h>
int main(){
char z[20];
int i,j;
scanf("%s",&z);
for(i=0; z[i]!=\0;i++);
if(i<=20){
for(j=i;j>=0;j--){
printf("%c",z[j]);
}
printf("\n");
}
return 0;
}
|
main.c: In function 'main':
main.c:6:20: error: stray '\' in program
6 | for(i=0; z[i]!=\0;i++);
| ^
|
s060843828
|
p00006
|
C
|
#include<stdlib.h>
#include<stdio.h>
int main(char[] str){
int i = 0;
for(i = strlen(str) - 1; i >= 0; i--)
printf("%c", str[i]);
return 0;
} // end main
|
main.c:4:17: error: expected ';', ',' or ')' before 'str'
4 | int main(char[] str){
| ^~~
|
s368006706
|
p00006
|
C
|
#include<stdlib.h>
#include<stdio.h>
int main(){
char[] str;
scanf("%s", str);
int i = 0;
for(i = strlen(str) - 1; i >= 0; i--)
printf("%c", str[i]);
return 0;
} // end main
|
main.c: In function 'main':
main.c:5:7: error: expected identifier or '(' before '[' token
5 | char[] str;
| ^
main.c:6:15: error: 'str' undeclared (first use in this function)
6 | scanf("%s", str);
| ^~~
main.c:6:15: note: each undeclared identifier is reported only once for each function it appears in
main.c:8:11: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
8 | for(i = strlen(str) - 1; i >= 0; i--)
| ^~~~~~
main.c:3:1: note: include '<string.h>' or provide a declaration of 'strlen'
2 | #include<stdio.h>
+++ |+#include <string.h>
3 |
main.c:8:11: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
8 | for(i = strlen(str) - 1; i >= 0; i--)
| ^~~~~~
main.c:8:11: note: include '<string.h>' or provide a declaration of 'strlen'
|
s622761270
|
p00006
|
C
|
#include<stdlib.h>
#include<stdio.h>
int main(){
char[] str = "";
scanf("%s", str);
int i = 0;
for(i = strlen(str) - 1; i >= 0; i--)
printf("%c", str[i]);
return 0;
} // end main
|
main.c: In function 'main':
main.c:5:7: error: expected identifier or '(' before '[' token
5 | char[] str = "";
| ^
main.c:6:15: error: 'str' undeclared (first use in this function)
6 | scanf("%s", str);
| ^~~
main.c:6:15: note: each undeclared identifier is reported only once for each function it appears in
main.c:8:11: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
8 | for(i = strlen(str) - 1; i >= 0; i--)
| ^~~~~~
main.c:3:1: note: include '<string.h>' or provide a declaration of 'strlen'
2 | #include<stdio.h>
+++ |+#include <string.h>
3 |
main.c:8:11: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
8 | for(i = strlen(str) - 1; i >= 0; i--)
| ^~~~~~
main.c:8:11: note: include '<string.h>' or provide a declaration of 'strlen'
|
s459769226
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main(void){
char a[30];
int n,i;
gets(a);
n=strlen(a);
for(i=n-1;i>=0;i--){
printf("%c",a[i]);
}
}
|
main.c: In function 'main':
main.c:6:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(a);
| ^~~~
| fgets
|
s974134744
|
p00006
|
C
|
#include<stdio.h>
#define N 20
int main()
{
char a[N];
gets(a);
int i = 0;
while (a[i++] != '\0')
{
continue;
}
for (i = i - 2; i >= 0; i--)
{
printf("%c", a[i]);
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(a);
| ^~~~
| fgets
|
s330350359
|
p00006
|
C
|
#include <stdio.h>
int main(void)
{
char str[20];
int qty;
gets(str);
int i;
for(i=0;i<20;i++)
{
if(str[i] == '\0')
{
qty = i;
goto next;
}
}
next:
for(i=(qty-1);i>=0;i--)
{
printf("%c",str[i]);
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:8:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
8 | gets(str);
| ^~~~
| fgets
|
s562460213
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main()
{
char str[30];
gets(str);
for(int i=strlen(str)-1;i>=0;i--)
printf("%c",str[i]);
printf("\n");
}
|
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(str);
| ^~~~
| fgets
|
s570359735
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main()
{
int i,len;
char str[21];
gets(str);
len=strlen(str);
for(i=len-1;i>=0;i--)
printf("%c",str[i]);
return 0;
}
|
main.c: In function 'main':
main.c:9:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
9 | gets(str);
| ^~~~
| fgets
|
s309611203
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main() {
int i, n;
char a[1000];
gets(a);
n = strlen(a);
for (i = n-1 ; i>=0; i--)
printf("%c\n", a[i]);
getchar();
getchar();
}
|
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(a);
| ^~~~
| fgets
|
s791110661
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main() {
int i, n;
char a[1000];
gets(a);
n = strlen(a);
for (i = n-1 ; i>=0; i--)
printf("%c", a[i]);
printf("\n");
getchar();
getchar();
}
|
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(a);
| ^~~~
| fgets
|
s209226539
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main()
{
char str[20];
gets(str);
strrev(str);
printf("%s\n",str);
return 0;
}
|
main.c: In function 'main':
main.c:6:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(str);
| ^~~~
| fgets
main.c:7:5: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
7 | strrev(str);
| ^~~~~~
| strsep
|
s962228268
|
p00006
|
C
|
#include<stdio.h>
int main()
{
char s[1000], r[1000];
int begin, end, count = 0;
gets(s);
// Calculating string length
while (s[count] != '\0')
count++;
end = count - 1;
for (begin = 0; begin < count; begin++) {
r[begin] = s[end];
end--;
}
r[begin] = '\0';
printf("%s\n", r);
return 0;
}
|
main.c: In function 'main':
main.c:6:4: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(s);
| ^~~~
| fgets
|
s177695747
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main(void)
{
int t;
char x[20 + 1];
gets(x);
t = strlen(x);
while (t--) {
printf("%c", x[t]);
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:7:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
7 | gets(x);
| ^~~~
| fgets
|
s728059540
|
p00006
|
C
|
#include <stdio.h>
int main(void)
{
int i;
int qty;
char str[21];
for(i=0;i<21;i++)
{
str[i] = '\0';
}
gets(str);
//fgets(str,21,stdin);
for(i=0;i<21;i++)
{
if(str[i] == '\0')
{
qty = i;
}
}
for(i=(qty-1);i>=0;i--)
{
printf("%c",str[i]);
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:14:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
14 | gets(str);
| ^~~~
| fgets
|
s698412087
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main ()
{
char str[20];
/*scanf("%s",str[i]);
l=strlen(str);
for(i=l-1;i>=0;i--)
printf("%c",str[i]);
getch();*/
gets(str);
strrev(str);
puts(str);
getch();
}
|
main.c: In function 'main':
main.c:17:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
17 | gets(str);
| ^~~~
| fgets
main.c:18:5: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
18 | strrev(str);
| ^~~~~~
| strsep
main.c:20:5: error: implicit declaration of function 'getch'; did you mean 'getc'? [-Wimplicit-function-declaration]
20 | getch();
| ^~~~~
| getc
|
s088353421
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main ()
{
char str1[200];
gets(str1);
strrev(str1);
printf("%s",str1);
}
|
main.c: In function 'main':
main.c:7:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
7 | gets(str1);
| ^~~~
| fgets
main.c:8:5: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
8 | strrev(str1);
| ^~~~~~
| strsep
|
s467504112
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main()
{
char a[20];
gets(a);
strrev(a);
printf("%s\n", a);
return 0;
}
|
main.c: In function 'main':
main.c:7:4: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
7 | gets(a);
| ^~~~
| fgets
main.c:8:4: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
8 | strrev(a);
| ^~~~~~
| strsep
|
s495994362
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main(){
char i,b,a[25];
gets(a);
b=strlen(a);
for(i=b-1;i>=0;i--)
printf("%c",a[i]);
printf("\n");
}
|
main.c: In function 'main':
main.c:5:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
5 | gets(a);
| ^~~~
| fgets
|
s400699206
|
p00006
|
C
|
#include <stdio.h>
int main(void){
// Your code here!
int main(void){
char str[100];
int i;
int count=0;
scanf("%s",str);
for(i=0;str[i]!='\0';i++){
count++;
}
for(i=count-1;i>=0;i--){
printf("%c",str[i]);
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:20:1: error: expected declaration or statement at end of input
20 | }
| ^
|
s355630258
|
p00006
|
C
|
#include <algorithm>
using namespace std;
int main(){
string s;
cin>>s;
reverse(s.begin(),s.end());
cout<<s<<endl;
}
|
main.c:1:10: fatal error: algorithm: No such file or directory
1 | #include <algorithm>
| ^~~~~~~~~~~
compilation terminated.
|
s269660869
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main(){
char a[20];
char t;
size_t len,i;
scanf("%s",a);
len = strlen(a);
for(i = 0;i < len / 2 ,i++){
t = a[i];a[i] = a[len - i-1];a[len - i-1] = t;
}
printf("%s",a);
return 0;
}
|
main.c: In function 'main':
main.c:12:29: error: expected ';' before ')' token
12 | for(i = 0;i < len / 2 ,i++){
| ^
| ;
|
s062963011
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main(){
char a[20];
char t;
int len,i;
scanf("%s",a);
len = strlen(a);
for(i = 0;i < len / 2 ,i++){
t = a[i];a[i] = a[len - i-1];a[len - i-1] = t;
}
printf("%s",a);
return 0;
}
|
main.c: In function 'main':
main.c:12:29: error: expected ';' before ')' token
12 | for(i = 0;i < len / 2 ,i++){
| ^
| ;
|
s164733964
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main(){
char a[20];
int len,i;
scanf("%s",a);
len = strlen(a);
for (i = len - 1; i >= 0; --i) putchar(a[i]);
puts("")
return 0;
}
|
main.c: In function 'main':
main.c:10:11: error: expected ';' before 'return'
10 | puts("")
| ^
| ;
11 | return 0;
| ~~~~~~
|
s783639668
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main(){
char a[20];
char t;
int len,i;
scanf("%s",a);
len = strlen(a);
for (i = len - 1; i >= 0; --i) putchar(a[i]);
puts("");
return 0;
|
main.c: In function 'main':
main.c:17:2: error: expected declaration or statement at end of input
17 | return 0;
| ^~~~~~
|
s123716674
|
p00006
|
C
|
char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
|
main.c:1:19: error: return type defaults to 'int' [-Wimplicit-int]
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
| ^~~~
main.c: In function 'main':
main.c:1:19: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:34: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
| ^~~~~~
main.c:1:1: note: include '<string.h>' or provide a declaration of 'strlen'
+++ |+#include <string.h>
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
main.c:1:34: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
| ^~~~~~
main.c:1:34: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:1:41: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
| ^~~~
main.c:1:41: error: passing argument 1 of 'strlen' makes pointer from integer without a cast [-Wint-conversion]
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
| ^~~~~~~~~
| |
| int
main.c:1:41: note: expected 'const char *' but argument is of type 'int'
main.c:1:52: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
| ^~~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'putchar'
+++ |+#include <stdio.h>
1 | char s[22]="\0\n";main(i){for(i+=strlen(gets(s+2));putchar(s[i--]););}
|
s709164883
|
p00006
|
C
|
main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:24: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~
main.c:1:34: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~~~
main.c:1:1: note: include '<string.h>' or provide a declaration of 'strlen'
+++ |+#include <string.h>
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
main.c:1:34: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~~~
main.c:1:34: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:1:50: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'putchar'
+++ |+#include <stdio.h>
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
|
s037187205
|
p00006
|
C
|
main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:24: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~
main.c:1:34: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~~~
main.c:1:1: note: include '<string.h>' or provide a declaration of 'strlen'
+++ |+#include <string.h>
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
main.c:1:34: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~~~
main.c:1:34: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:1:50: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'putchar'
+++ |+#include <stdio.h>
1 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
|
s579393857
|
p00006
|
C
|
#include<string.h>
#include<stdio.h>
main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
|
main.c:3:1: error: return type defaults to 'int' [-Wimplicit-int]
3 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~
main.c: In function 'main':
main.c:3:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:3:24: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
3 | main(i){char a[20];for(gets(a),i=strlen(a);i;i--)putchar(a[i]);}
| ^~~~
| fgets
|
s719958224
|
p00006
|
C
|
main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:24: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
| ^~~~
main.c:1:34: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
| ^~~~~~
main.c:1:1: note: include '<string.h>' or provide a declaration of 'strlen'
+++ |+#include <string.h>
1 | main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
main.c:1:34: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
1 | main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
| ^~~~~~
main.c:1:34: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:1:52: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
| ^~~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'putchar'
+++ |+#include <stdio.h>
1 | main(i){char a[20];for(gets(a),i=strlen(a)+1;i;i--)putchar(a[i-1]);}
|
s061250225
|
p00006
|
C
|
include <stdio.h>
main(){
int i;
char str[21],a[21];
scanf("%c",str);
for(i=0;i<21;i++){
if(str[i]=='\0') {
a[21-i]='%0';
break;
}
a[21-i]=str[i];
}
printf("%c",a);
return 0;
}
|
main.c:1:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
1 | include <stdio.h>
| ^
main.c:8:15: warning: multi-character character constant [-Wmultichar]
8 | a[21-i]='%0';
| ^~~~
|
s123120343
|
p00006
|
C
|
include <stdio.h>
main(){
int i;
char str[21],a[21];
scanf("%c",str);
for(i=0;i<21;i++){
if(str[i]=='\0') {
a[21-i]='\0';
break;
}
a[21-i]=str[i];
}
printf("%c",a);
return 0;
}
|
main.c:1:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
1 | include <stdio.h>
| ^
|
s937349135
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
main(){
int i,j=0;
char b[21],a[21];
scanf("%s",b);
j=strlen(b);
for(i=0;i<j;i++){
a[i]=b[j-i-1];
}
a[j]='\0';
printf("%s\n",a);
return 0;
}
#include <stdio.h>
#include <string.h>
main(){
int i,j=0;
char b[21],a[21];
scanf("%s",b);
j=strlen(b);
for(i=0;i<j;i++){
a[i]=b[j-i-1];
}
a[j]='\0';
printf("%s\n",a);
return 0;
}
|
main.c:4:1: error: return type defaults to 'int' [-Wimplicit-int]
4 | main(){
| ^~~~
main.c:19:1: error: return type defaults to 'int' [-Wimplicit-int]
19 | main(){
| ^~~~
main.c:19:1: error: redefinition of 'main'
main.c:4:1: note: previous definition of 'main' with type 'int()'
4 | main(){
| ^~~~
|
s864177054
|
p00006
|
C
|
#include <stdio.h>
main(){
int i,j=0;
char b[21],a[21];
scanf("%s",b);
j=strlen(b);
for(i=0;i<j;i++){
a[i]=b[j-i-1];
}
a[j]='\0';
printf("%s\n",a);
return 0;
}
#include <stdio.h>
#include <string.h>
main(){
int i,j=0;
char b[21],a[21];
scanf("%s",b);
j=strlen(b);
for(i=0;i<j;i++){
a[i]=b[j-i-1];
}
a[j]='\0';
printf("%s\n",a);
return 0;
}
|
main.c:3:1: error: return type defaults to 'int' [-Wimplicit-int]
3 | main(){
| ^~~~
main.c: In function 'main':
main.c:7:5: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
7 | j=strlen(b);
| ^~~~~~
main.c:2:1: note: include '<string.h>' or provide a declaration of 'strlen'
1 | #include <stdio.h>
+++ |+#include <string.h>
2 |
main.c:7:5: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
7 | j=strlen(b);
| ^~~~~~
main.c:7:5: note: include '<string.h>' or provide a declaration of 'strlen'
main.c: At top level:
main.c:18:1: error: return type defaults to 'int' [-Wimplicit-int]
18 | main(){
| ^~~~
main.c:18:1: error: redefinition of 'main'
main.c:3:1: note: previous definition of 'main' with type 'int()'
3 | main(){
| ^~~~
|
s169240473
|
p00006
|
C
|
#include <stdio.h>
int main(){
char str[21];
int i,k;
for(i=0;i<=20;i++){
str[i]='\0';
}
gets(str);
for(i=20;i>=0;i--){
if(str[i]!='\0'){
for(k=i;k>=0;k--){
printf("%c",str[k]);
}
printf("\n");
break;
}
}
return 0;
}
|
main.c: In function 'main':
main.c:10:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
10 | gets(str);
| ^~~~
| fgets
|
s183427583
|
p00006
|
C
|
#include <stdio.h>
#include <string.h>
int main(void) {
char buf[256], len[5];
fgets(buf, 256, stdin);
strtok(buf, "\n");
printf("%d ", strlen(buf));
strrev(buf);
printf("%s ", buf);
sprintf(len, "%d", strlen(buf));
strrev(len);
printf("%s ", len);
return 0;
}
|
main.c: In function 'main':
main.c:8:1: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
8 | strrev(buf);
| ^~~~~~
| strsep
|
s156685076
|
p00006
|
C
|
#include<stdio.h>
#include<string.h>
int main(){
char a[20],b[20],i,l;
gets(a);
l=strlen(a);
for(i=l;i>=0;i--)
b[l-i-1]=a[i];
printf("%s",b);
return 0;
}
|
main.c: In function 'main':
main.c:5:17: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
5 | gets(a);
| ^~~~
| fgets
|
s001029845
|
p00006
|
C
|
#include<stdio,h>
#include<string.h>
int main(){
char a[20];
int l,i;
scanf("%s",a);
l=strlen(a);
for(i=l-1;i>=0;i--)
printf("%c",a[i]);
return 0;
}
|
main.c:1:9: fatal error: stdio,h: No such file or directory
1 | #include<stdio,h>
| ^~~~~~~~~
compilation terminated.
|
s899505395
|
p00006
|
C
|
#include <stdio.h>
int main (void)
{
char str[21], new_str[21];
gets(str);
int i;
for(i=0; i<21; i++){
new_str[i]='\0';
}
for(i=0; i<20; i++){
if(str[i]=='\0' || str[i]=='\n'){break;}
new_str[20-i]=str[i];
}
for(i=0; i<21; i++){
if(new_str[i]!='\0'){printf("%c", new_str[i]);}
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(str);
| ^~~~
| fgets
|
s050320891
|
p00006
|
C
|
#include<stdio.h>
int main()
{
char s[99], *p;
gets(s);
for (p = s; *p; p ++);
for (p--; p >= s; p --) putchar(*p);
putchar('\n');
return 0;
}
|
main.c: In function 'main':
main.c:5:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
5 | gets(s);
| ^~~~
| fgets
|
s941895024
|
p00006
|
C
|
#include<stdin>
char b[99];main(n){n=read(stdin,b,80);}
|
main.c:1:9: fatal error: stdin: No such file or directory
1 | #include<stdin>
| ^~~~~~~
compilation terminated.
|
s684678038
|
p00006
|
C
|
#ifdef _0006_
n;main(i){n=i^10?main(getchar())&putchar(i-1?i:10):0;}
#endif
main(){
char s[21];
int i;
gets(s);
i = strlen(s);
while (i--) {
putchar(s[i]);
}
puts("");
return 0;
}
|
main.c:4:1: error: return type defaults to 'int' [-Wimplicit-int]
4 | main(){
| ^~~~
main.c: In function 'main':
main.c:7:3: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
7 | gets(s);
| ^~~~
main.c:8:7: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
8 | i = strlen(s);
| ^~~~~~
main.c:1:1: note: include '<string.h>' or provide a declaration of 'strlen'
+++ |+#include <string.h>
1 | #ifdef _0006_
main.c:8:7: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
8 | i = strlen(s);
| ^~~~~~
main.c:8:7: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:10:5: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
10 | putchar(s[i]);
| ^~~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'putchar'
+++ |+#include <stdio.h>
1 | #ifdef _0006_
main.c:12:3: error: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
12 | puts("");
| ^~~~
main.c:12:3: note: include '<stdio.h>' or provide a declaration of 'puts'
|
s807898852
|
p00006
|
C
|
main(i){i-10&&main(getchar())&putchar(i?>10);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){i-10&&main(getchar())&putchar(i?>10);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:20: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i?>10);}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | main(i){i-10&&main(getchar())&putchar(i?>10);}
main.c:1:31: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i?>10);}
| ^~~~~~~
main.c:1:31: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:41: error: expected expression before '>' token
1 | main(i){i-10&&main(getchar())&putchar(i?>10);}
| ^
|
s776217191
|
p00006
|
C
|
a[21];main(){scanf("%s",a);puts(strrev(a));}
|
main.c:1:1: warning: data definition has no type or storage class
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
main.c:1:7: error: return type defaults to 'int' [-Wimplicit-int]
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
| ^~~~
main.c: In function 'main':
main.c:1:14: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
main.c:1:14: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
| ^~~~~
main.c:1:14: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:28: error: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
| ^~~~
main.c:1:28: note: include '<stdio.h>' or provide a declaration of 'puts'
main.c:1:33: error: implicit declaration of function 'strrev' [-Wimplicit-function-declaration]
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
| ^~~~~~
main.c:1:33: error: passing argument 1 of 'puts' makes pointer from integer without a cast [-Wint-conversion]
1 | a[21];main(){scanf("%s",a);puts(strrev(a));}
| ^~~~~~~~~
| |
| int
main.c:1:33: note: expected 'const char *' but argument is of type 'int'
|
s487598844
|
p00006
|
C
|
main(i){char s[200];gets(s);puts(s);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){char s[200];gets(s);puts(s);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:21: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
1 | main(i){char s[200];gets(s);puts(s);}
| ^~~~
main.c:1:29: error: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
1 | main(i){char s[200];gets(s);puts(s);}
| ^~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'puts'
+++ |+#include <stdio.h>
1 | main(i){char s[200];gets(s);puts(s);}
|
s830151401
|
p00006
|
C
|
main(){char*s;scanf("%as",&s);puts(strrev(s));}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(){char*s;scanf("%as",&s);puts(strrev(s));}
| ^~~~
main.c: In function 'main':
main.c:1:15: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | main(){char*s;scanf("%as",&s);puts(strrev(s));}
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | main(){char*s;scanf("%as",&s);puts(strrev(s));}
main.c:1:15: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | main(){char*s;scanf("%as",&s);puts(strrev(s));}
| ^~~~~
main.c:1:15: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:31: error: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
1 | main(){char*s;scanf("%as",&s);puts(strrev(s));}
| ^~~~
main.c:1:31: note: include '<stdio.h>' or provide a declaration of 'puts'
main.c:1:36: error: implicit declaration of function 'strrev' [-Wimplicit-function-declaration]
1 | main(){char*s;scanf("%as",&s);puts(strrev(s));}
| ^~~~~~
main.c:1:36: error: passing argument 1 of 'puts' makes pointer from integer without a cast [-Wint-conversion]
1 | main(){char*s;scanf("%as",&s);puts(strrev(s));}
| ^~~~~~~~~
| |
| int
main.c:1:36: note: expected 'const char *' but argument is of type 'int'
|
s630506630
|
p00006
|
C
|
#include<string.h>
main(){
printf("%p\n", strrev);
}
|
main.c:2:1: error: return type defaults to 'int' [-Wimplicit-int]
2 | main(){
| ^~~~
main.c: In function 'main':
main.c:3:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
3 | printf("%p\n", strrev);
| ^~~~~~
main.c:2:1: note: include '<stdio.h>' or provide a declaration of 'printf'
1 | #include<string.h>
+++ |+#include <stdio.h>
2 | main(){
main.c:3:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
3 | printf("%p\n", strrev);
| ^~~~~~
main.c:3:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:3:18: error: 'strrev' undeclared (first use in this function); did you mean 'strsep'?
3 | printf("%p\n", strrev);
| ^~~~~~
| strsep
main.c:3:18: note: each undeclared identifier is reported only once for each function it appears in
|
s293528018
|
p00006
|
C
|
#include <stdio.h>
char s[100];main(){puts((*gets)(s));}
|
main.c:2:13: error: return type defaults to 'int' [-Wimplicit-int]
2 | char s[100];main(){puts((*gets)(s));}
| ^~~~
main.c: In function 'main':
main.c:2:27: error: 'gets' undeclared (first use in this function); did you mean 'fgets'?
2 | char s[100];main(){puts((*gets)(s));}
| ^~~~
| fgets
main.c:2:27: note: each undeclared identifier is reported only once for each function it appears in
|
s151286310
|
p00006
|
C
|
i=20;main(){char s[];scanf("%s",s);
for(i=20;i;)putchar(s[--i]);
puts("");}
|
main.c:1:1: warning: data definition has no type or storage class
1 | i=20;main(){char s[];scanf("%s",s);
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'i' [-Wimplicit-int]
main.c:1:6: error: return type defaults to 'int' [-Wimplicit-int]
1 | i=20;main(){char s[];scanf("%s",s);
| ^~~~
main.c: In function 'main':
main.c:1:18: error: array size missing in 's'
1 | i=20;main(){char s[];scanf("%s",s);
| ^
main.c:1:22: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | i=20;main(){char s[];scanf("%s",s);
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | i=20;main(){char s[];scanf("%s",s);
main.c:1:22: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | i=20;main(){char s[];scanf("%s",s);
| ^~~~~
main.c:1:22: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:2:13: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
2 | for(i=20;i;)putchar(s[--i]);
| ^~~~~~~
main.c:2:13: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:3:1: error: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
3 | puts("");}
| ^~~~
main.c:3:1: note: include '<stdio.h>' or provide a declaration of 'puts'
|
s993899617
|
p00006
|
C
|
i=20;main(){char s[];scanf("%s",s);
for(;i;)putchar(s[--i]);
puts("");}
|
main.c:1:1: warning: data definition has no type or storage class
1 | i=20;main(){char s[];scanf("%s",s);
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'i' [-Wimplicit-int]
main.c:1:6: error: return type defaults to 'int' [-Wimplicit-int]
1 | i=20;main(){char s[];scanf("%s",s);
| ^~~~
main.c: In function 'main':
main.c:1:18: error: array size missing in 's'
1 | i=20;main(){char s[];scanf("%s",s);
| ^
main.c:1:22: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | i=20;main(){char s[];scanf("%s",s);
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | i=20;main(){char s[];scanf("%s",s);
main.c:1:22: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | i=20;main(){char s[];scanf("%s",s);
| ^~~~~
main.c:1:22: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:2:9: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
2 | for(;i;)putchar(s[--i]);
| ^~~~~~~
main.c:2:9: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:3:1: error: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
3 | puts("");}
| ^~~~
main.c:3:1: note: include '<stdio.h>' or provide a declaration of 'puts'
|
s106482391
|
p00006
|
C
|
i=20;char s[20];main(){scanf("%s",s);
for(;i;)putchar(s[--i]);
i=!putschar(10);}
|
main.c:1:1: warning: data definition has no type or storage class
1 | i=20;char s[20];main(){scanf("%s",s);
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'i' [-Wimplicit-int]
main.c:1:17: error: return type defaults to 'int' [-Wimplicit-int]
1 | i=20;char s[20];main(){scanf("%s",s);
| ^~~~
main.c: In function 'main':
main.c:1:24: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | i=20;char s[20];main(){scanf("%s",s);
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | i=20;char s[20];main(){scanf("%s",s);
main.c:1:24: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | i=20;char s[20];main(){scanf("%s",s);
| ^~~~~
main.c:1:24: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:2:9: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
2 | for(;i;)putchar(s[--i]);
| ^~~~~~~
main.c:2:9: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:3:4: error: implicit declaration of function 'putschar' [-Wimplicit-function-declaration]
3 | i=!putschar(10);}
| ^~~~~~~~
|
s891150385
|
p00006
|
C
|
char b[99],*p;main(){gets(b);for(p=index(b,0);p-b;putchar(*--p));}
|
main.c:1:15: error: return type defaults to 'int' [-Wimplicit-int]
1 | char b[99],*p;main(){gets(b);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~
main.c: In function 'main':
main.c:1:22: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
1 | char b[99],*p;main(){gets(b);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~
main.c:1:36: error: implicit declaration of function 'index' [-Wimplicit-function-declaration]
1 | char b[99],*p;main(){gets(b);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~~
main.c:1:36: warning: incompatible implicit declaration of built-in function 'index' [-Wbuiltin-declaration-mismatch]
main.c:1:51: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | char b[99],*p;main(){gets(b);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'putchar'
+++ |+#include <stdio.h>
1 | char b[99],*p;main(){gets(b);for(p=index(b,0);p-b;putchar(*--p));}
|
s400547031
|
p00006
|
C
|
char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
|
main.c:1:15: error: return type defaults to 'int' [-Wimplicit-int]
1 | char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~
main.c: In function 'main':
main.c:1:22: error: implicit declaration of function 'fgets' [-Wimplicit-function-declaration]
1 | char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~~
main.c:1:33: error: 'stdin' undeclared (first use in this function)
1 | char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~~
main.c:1:1: note: 'stdin' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
main.c:1:33: note: each undeclared identifier is reported only once for each function it appears in
1 | char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~~
main.c:1:46: error: implicit declaration of function 'index' [-Wimplicit-function-declaration]
1 | char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~~
main.c:1:46: warning: incompatible implicit declaration of built-in function 'index' [-Wbuiltin-declaration-mismatch]
main.c:1:61: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | char b[99],*p;main(){fgets(b,99,stdin);for(p=index(b,0);p-b;putchar(*--p));}
| ^~~~~~~
main.c:1:61: note: include '<stdio.h>' or provide a declaration of 'putchar'
|
s104719778
|
p00006
|
C
|
main(i){i-10&&main(getchar());i-10&&i=putchar(i>1?i:10);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){i-10&&main(getchar());i-10&&i=putchar(i>1?i:10);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:20: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar());i-10&&i=putchar(i>1?i:10);}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | main(i){i-10&&main(getchar());i-10&&i=putchar(i>1?i:10);}
main.c:1:39: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar());i-10&&i=putchar(i>1?i:10);}
| ^~~~~~~
main.c:1:39: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:38: error: lvalue required as left operand of assignment
1 | main(i){i-10&&main(getchar());i-10&&i=putchar(i>1?i:10);}
| ^
|
s907601176
|
p00006
|
C
|
main(i){return i-10&&!putchar(i>1?i:10,main(getch()));}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){return i-10&&!putchar(i>1?i:10,main(getch()));}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:23: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){return i-10&&!putchar(i>1?i:10,main(getch()));}
| ^~~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'putchar'
+++ |+#include <stdio.h>
1 | main(i){return i-10&&!putchar(i>1?i:10,main(getch()));}
main.c:1:45: error: implicit declaration of function 'getch' [-Wimplicit-function-declaration]
1 | main(i){return i-10&&!putchar(i>1?i:10,main(getch()));}
| ^~~~~
main.c:1:23: warning: too many arguments to built-in function 'putchar' expecting 1 [-Wbuiltin-declaration-mismatch]
1 | main(i){return i-10&&!putchar(i>1?i:10,main(getch()));}
| ^~~~~~~
|
s011987733
|
p00006
|
C
|
main(i,*k){i-10&&main(getchar())&putchar(i-1?i:10);*k=0;}
|
main.c:1:8: error: expected ')' before '*' token
1 | main(i,*k){i-10&&main(getchar())&putchar(i-1?i:10);*k=0;}
| ^
| )
|
s939936266
|
p00006
|
C
|
k;main(i){i-10?main(getchar()),putchar(i-1?i:10):k/=i;}
|
main.c:1:1: warning: data definition has no type or storage class
1 | k;main(i){i-10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'k' [-Wimplicit-int]
main.c:1:3: error: return type defaults to 'int' [-Wimplicit-int]
1 | k;main(i){i-10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~~~
main.c: In function 'main':
main.c:1:3: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:21: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | k;main(i){i-10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | k;main(i){i-10?main(getchar()),putchar(i-1?i:10):k/=i;}
main.c:1:32: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | k;main(i){i-10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~~~~~~
main.c:1:32: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:51: error: lvalue required as left operand of assignment
1 | k;main(i){i-10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~
|
s850114634
|
p00006
|
C
|
int k;main(i){i-10?main(getchar())&putchar(i-1?i:10):k/=i;}
|
main.c:1:7: error: return type defaults to 'int' [-Wimplicit-int]
1 | int k;main(i){i-10?main(getchar())&putchar(i-1?i:10):k/=i;}
| ^~~~
main.c: In function 'main':
main.c:1:7: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:25: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | int k;main(i){i-10?main(getchar())&putchar(i-1?i:10):k/=i;}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | int k;main(i){i-10?main(getchar())&putchar(i-1?i:10):k/=i;}
main.c:1:36: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | int k;main(i){i-10?main(getchar())&putchar(i-1?i:10):k/=i;}
| ^~~~~~~
main.c:1:36: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:55: error: lvalue required as left operand of assignment
1 | int k;main(i){i-10?main(getchar())&putchar(i-1?i:10):k/=i;}
| ^~
|
s065020626
|
p00006
|
C
|
k;main(i){i^10?main(getchar()),putchar(i-1?i:10):k/=i;}
|
main.c:1:1: warning: data definition has no type or storage class
1 | k;main(i){i^10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'k' [-Wimplicit-int]
main.c:1:3: error: return type defaults to 'int' [-Wimplicit-int]
1 | k;main(i){i^10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~~~
main.c: In function 'main':
main.c:1:3: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:21: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | k;main(i){i^10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | k;main(i){i^10?main(getchar()),putchar(i-1?i:10):k/=i;}
main.c:1:32: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | k;main(i){i^10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~~~~~~
main.c:1:32: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:51: error: lvalue required as left operand of assignment
1 | k;main(i){i^10?main(getchar()),putchar(i-1?i:10):k/=i;}
| ^~
|
s879023539
|
p00006
|
C
|
main(i,*k){*k=i-10&&main(getchar())&putchar(i-1?i:10);}
|
main.c:1:8: error: expected ')' before '*' token
1 | main(i,*k){*k=i-10&&main(getchar())&putchar(i-1?i:10);}
| ^
| )
|
s862428904
|
p00006
|
C
|
main(i){i-10&&main(getchar())&putchar(k=i-1?i:10);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){i-10&&main(getchar())&putchar(k=i-1?i:10);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:20: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(k=i-1?i:10);}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | main(i){i-10&&main(getchar())&putchar(k=i-1?i:10);}
main.c:1:31: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(k=i-1?i:10);}
| ^~~~~~~
main.c:1:31: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:39: error: 'k' undeclared (first use in this function)
1 | main(i){i-10&&main(getchar())&putchar(k=i-1?i:10);}
| ^
main.c:1:39: note: each undeclared identifier is reported only once for each function it appears in
|
s391975261
|
p00006
|
C
|
main(i){i-10&&main(getchar())&putchar((k=i-1)?i:10);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){i-10&&main(getchar())&putchar((k=i-1)?i:10);}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:20: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar((k=i-1)?i:10);}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | main(i){i-10&&main(getchar())&putchar((k=i-1)?i:10);}
main.c:1:31: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar((k=i-1)?i:10);}
| ^~~~~~~
main.c:1:31: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:40: error: 'k' undeclared (first use in this function)
1 | main(i){i-10&&main(getchar())&putchar((k=i-1)?i:10);}
| ^
main.c:1:40: note: each undeclared identifier is reported only once for each function it appears in
|
s318225000
|
p00006
|
C
|
main(i){i-10&&main(getchar())&putchar(i-1?i:10);i--}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i--}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:20: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i--}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i--}
main.c:1:31: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i--}
| ^~~~~~~
main.c:1:31: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:52: error: expected ';' before '}' token
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i--}
| ^
| ;
|
s677777809
|
p00006
|
C
|
main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:20: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
main.c:1:31: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
| ^~~~~~~
main.c:1:31: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:49: error: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
| ^~~~
main.c:1:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
+++ |+#include <stdlib.h>
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
main.c:1:49: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
| ^~~~
main.c:1:49: note: include '<stdlib.h>' or provide a declaration of 'exit'
main.c:1:56: error: expected ';' before '}' token
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);exit(0)}
| ^
| ;
|
s449647709
|
p00006
|
C
|
main(i){i-10&&main(getchar())&putchar(i-1?i:10);i*=0}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i*=0}
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:1:20: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i*=0}
| ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
+++ |+#include <stdio.h>
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i*=0}
main.c:1:31: error: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i*=0}
| ^~~~~~~
main.c:1:31: note: include '<stdio.h>' or provide a declaration of 'putchar'
main.c:1:53: error: expected ';' before '}' token
1 | main(i){i-10&&main(getchar())&putchar(i-1?i:10);i*=0}
| ^
| ;
|
s817432533
|
p00006
|
C
|
#include <stdio.h>
#include<string.h>
int main(void){
int i,j,n;
i=0;
j=0;
char a[20],b[20];
gets(a);
n = strlen(a);
for(i=n-1;i>=0;i--)
{
b[n-i-1]=a[i];
}
b[n]='\0';
printf("%s\n",b);
return 0;
}
|
main.c: In function 'main':
main.c:10:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
10 | gets(a);
| ^~~~
| fgets
|
s102509709
|
p00006
|
C
|
#include <stdio.h>
#include<string.h>
int main(void){
int i,j,n;
i=0;
j=0;
char a[20],b[20];
gets(a);
n = strlen(a);
for(i=n-1;i>=0;i--)
{
b[n-i-1]=a[i];
}
b[n]='\0';
printf("%s\n",b);
return 0;
}
|
main.c: In function 'main':
main.c:10:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
10 | gets(a);
| ^~~~
| fgets
|
s633826299
|
p00006
|
C
|
#include <stdio.h>
#include<string.h>
int main(void){
int i,j,n;
i=0;
j=0;
char a[20],b[20];
gets(a);
n = strlen(a);
for(i=n-1;i>=0;i--)
{
b[n-1-i]=a[i];
}
b[n]='\0';
printf("%s\n",b);
return 0;
}
|
main.c: In function 'main':
main.c:10:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
10 | gets(a);
| ^~~~
| fgets
|
s007620799
|
p00006
|
C
|
#include <stdio.h>
#include<string.h>
int main(void){
int i,j,n;
i=0;
j=0;
char a[20],b[20];
gets(a);
n = strlen(a);
for(i=n-1;i>=0;i--)
{
b[n-1-i]=a[i];
}
b[n]='\0';
printf("%s\n",b);
return 0;
}
|
main.c: In function 'main':
main.c:10:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
10 | gets(a);
| ^~~~
| fgets
|
s337504221
|
p00006
|
C
|
#include<stdio.h>
int main()
{
char str[21];
int len=0;
scanf("%s",str);
while(*(str+len))
{
len++;
}
while(len--)
{
putchar(*(instr+len));
}
putchar('\n');
return 0;
}
|
main.c: In function 'main':
main.c:15:27: error: 'instr' undeclared (first use in this function); did you mean 'str'?
15 | putchar(*(instr+len));
| ^~~~~
| str
main.c:15:27: note: each undeclared identifier is reported only once for each function it appears in
|
s723690942
|
p00006
|
C
|
#include <stdio.h>
int main(){
int i;
char in[20];
for(i = 0; i < 20; i++){
in[i] = '\0';
}
scanf("%s",ツ in);
for(i = 19; i > -1; i--){
if(in[i] != '\0'){
printf("%c", in[i]);
}
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:11:22: error: stray '\343' in program
11 | scanf("%s",<U+30C4><U+3000>in);
| ^~~~~~~~
main.c:11:20: error: '\U000030c4' undeclared (first use in this function)
11 | scanf("%s",ツ in);
| ^~
main.c:11:20: note: each undeclared identifier is reported only once for each function it appears in
main.c:11:22: error: expected ')' before 'in'
11 | scanf("%s",ツ in);
| ~ ^ ~~
| )
|
s050140217
|
p00006
|
C
|
#include <stdio.h>
int main(){
char str[21],henkan[21]; /*20¶ÈàÅAÅãÉÍ'\0'ªÜÜêéÌÅ*/
int i=0,j=0;
gets(str);
while(str[i]){ /*¶ñÌ·³Í¢ç©ÈH*/
i++;
}
henkan[i]='\0'; /*¶ñÌ·³ðwè*/
i--; /*Åã̶ÉÚ®·é*/
while(henkan[j]){
henkan[j]=str[i]; /*Ï·*/
i--;
j++;
}
puts(henkan);
return 0;
}
|
main.c: In function 'main':
main.c:6:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
6 | gets(str);
| ^~~~
| fgets
|
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