求助：样例过但是提交总是编译错误

danlao @ 2023-10-28 08:08:18

#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
int main(){
    int n,a,b,c;
    char last,s[110],ans[110];
    scanf("%d\n",&n);
    while(n--){
        fgets(s,sizeof(s),stdin);
        if(s[0]=='a'or s[0]=='b' or s[0]=='c') last=s[0],s[0]=' ';
        sscanf(s,"%d %d",&a,&b);
        switch(last){
            case'a':c=a+b;sprintf(ans,"%d+%d=%d",a,b,c);break;
            case'b':c=a-b;sprintf(ans,"%d-%d=%d",a,b,c);break;
            case'c':c=a*b;sprintf(ans,"%d*%d=%d",a,b,c);break;
        }
        printf("%s\n%d\n",ans,strlen(ans));
    }
    return 0;
}

by Vocaloid世末歌者 @ 2023-10-28 08:22:18

@yaodiguoan 捕捉！

还有你用的什么语言，调成C++14试试

by danlao @ 2023-10-28 08:47:42

自动识别

by danlao @ 2023-10-28 08:48:47

@CPlusPlusOnMars_star 没听懂你在说啥

by Andy_AC @ 2023-10-28 10:27:20

@yaodiguoan

#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,a,b,c;
    char last,s[110],ans[110];
    scanf("%d\n",&n);
    while(n--){
        fgets(s,sizeof(s),stdin);
        if(s[0]=='a'or/*不要用or 用|| or只要左右两面没打空格就错了！*/ s[0]=='b' or s[0]=='c') last=s[0],s[0]=' ';
        sscanf(s,"%d %d",&a,&b);
        switch(last){
            case'a':c=a+b;sprintf(ans,"%d+%d=%d",a,b,c);break;
            case'b':c=a-b;sprintf(ans,"%d-%d=%d",a,b,c);break;
            case'c':c=a*b;sprintf(ans,"%d*%d=%d",a,b,c);break;
        }
        printf("%s\n%d\n",ans,strlen(ans));
    }
    return 0;
}

by danlao @ 2023-10-28 11:15:41

@Andy_AC 对耶，谢谢！！！