Submission #1143550

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

//#define FILE_IO

typedef long long LL;

int N;
LL A, B;

int main()
{
    #ifdef FILE_IO
    freopen("1.in", "r", stdin);
    freopen("1.out", "w", stdout);
    #endif

    scanf("%d", &N);
    scanf("%lld%lld", &A, &B);
    for(int i = 2; i <= N; i++)
    {
        LL a, b;
        scanf("%lld%lld", &a, &b);
        LL m = max( (A + a - 1) / a, (B + b - 1) / b );
        A = m * a;
        B = m * b;
    }

    printf("%lld\n", A + B);

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:19:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &N);
                    ^
./Main.cpp:20:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld%lld", &A, &B);
                              ^
./Main.cpp:24:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%lld", &a, &b);
                                  ^

Judge Result