Submission #8145174

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
using LL = long long;

int main(){
    
    // 1. 入力情報.
    char c[111111];
    scanf("%s", c);
    int l = strlen(c);
    
    // 2. "25" の 連続数 を カウント.
    vector<LL> v;
    LL c25 = 0;
    int x = 0;
    for(int i = 0; i < l - 1; i += x){
        if(c[i] == '2' && c[i + 1] == '5'){
            c25++;
            x = 2;
            continue;
        }else{
            if(c25 > 0) v.push_back(c25);
            c25 = 0;
            x = 1;
        }
    }
    if(c25 > 0) v.push_back(c25);
    
    // 3. 取り出す方法を集計.
    LL ans = 0;
    for(LL i : v) ans += i * (i + 1) / 2;
    
    // 4. 出力.
    printf("%lld\n", ans);
    return 0;
    
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", c);
                   ^

Judge Result