Submission #2526108

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Source Code Expand

#include <iostream>
#include <stdio.h>
#include <set>
using namespace std;
int main(void){
    int N,M;
    scanf("%d %d",&N,&M);
    long long int po[N+1];
    for(int i=0;i<N+1;i++)po[i]=0;
    set<int> unko;
    for(int i=0;i<M;i++){
        int x,y;
        scanf("%d %d",&x,&y);
        po[x-1]+=(long long int)(i+1145141919810);
        po[y]-=(long long int)(i+1145141919810);
    }
    for(int i=0;i<N;i++)po[i+1]+=po[i];
    for(int i=0;i<=N;i++){
        if(po[i]>0&&po[i]<2*1145141919810){
            unko.insert((int)(po[i]-1145141919810+1));
        }
    }
    printf("%d\n",M-unko.size());
    for(int i=1;i<=M;i++)if(unko.count(i)==0)printf("%d\n",i);
    //for(int i=0;i<N+1;i++)printf("%lld ",po[i]);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:23:32: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘std::set<int>::size_type {aka long unsigned int}’ [-Wformat=]
     printf("%d\n",M-unko.size());
                                ^
./Main.cpp:7:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&N,&M);
                         ^
./Main.cpp:13:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&x,&y);
                             ^

Judge Result