Submission #2075601

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Source Code Expand

#include <stdio.h>
#include <stdlib.h>
main(){
    char s[13];
    scanf("%s",s);
    int i;
    if('a'<=s[0]&&s[0]<='z'){
        s[0]=s[0]-'a'+'A';
    }
    for(i=1;i<strlen(s);i++){
        if('A'<=s[i]&&s[i]<='Z'){
            s[i]=s[i]-'A'+'a';
        }
    }
    printf("%s\n",s);
}

Submission Info

Compile Error

./Main.c:3:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
 main(){
 ^
./Main.c: In function ‘main’:
./Main.c:10:15: warning: implicit declaration of function ‘strlen’ [-Wimplicit-function-declaration]
     for(i=1;i<strlen(s);i++){
               ^
./Main.c:10:15: warning: incompatible implicit declaration of built-in function ‘strlen’
./Main.c:10:15: note: include ‘<string.h>’ or provide a declaration of ‘strlen’
./Main.c:5:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s",s);
     ^

Judge Result