Submission #3231031

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<cstring>
#include<cmath>
using namespace std;
char s[100010];
int main(){
    scanf("%s",&s);
    int k=strlen(s);
    if(k%2!=0){//如果项数是奇数，则一定不是镜像字符串 
        printf("No");
        return 0;
    }
    for(int i=0;i<k/2;i++){
    	int u=abs(s[i]-s[k-i-1]);
        if(u!=1&&u!=2){//两项的差要么为1，要么为2 
        	printf("No");//两项之差不为1，不为2，说明不是镜像字符串 
            return 0;
        }
    }
    printf("Yes");//到这里程序还没结束，则是镜像字符串 
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:18: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[100010]’ [-Wformat=]
     scanf("%s",&s);
                  ^
./Main.cpp:8:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s",&s);
                   ^

Judge Result