Submission #1203

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1203	2013-06-29 15:56:28	gs12117	탐사 (KOI13_probe)	C++98	19 / 19	2 ms	376 KiB

probe

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#include<stdio.h>
int a[1010][3];
int edge[162][3];
int len[42];
int uft[42][2];
int en;
int n,m;
int f(int x){
    if(uft[x][0]==x)return x;
    f(uft[x][0]);
    uft[x][1]+=uft[uft[x][0]][1];
    uft[x][0]=uft[uft[x][0]][0];
    return uft[x][0];
}
int main(){
    int i,j,k,l,t;
    scanf("%d%d",&m,&n);
    for(i=0;i<=m;i++){
        uft[i][0]=i;
    }
    for(i=0;i<n;i++){
        scanf("%d%d%d",&a[i][0],&a[i][1],&a[i][2]);
        a[i][0]--;
        if(f(a[i][0])==f(a[i][1])){
            if(uft[a[i][1]][1]!=uft[a[i][0]][1]+a[i][2]){
                printf("NONE");
                return 0;
            }
        }
        else{
 
 
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Compilation message (stderr)

probe.cpp: In function 'int main()':
probe.cpp:16:13: warning: unused variable 'k' [-Wunused-variable]
     int i,j,k,l,t;
             ^
probe.cpp:16:15: warning: unused variable 'l' [-Wunused-variable]
     int i,j,k,l,t;
               ^
probe.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&m,&n);
     ~~~~~^~~~~~~~~~~~~~
probe.cpp:22:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d%d",&a[i][0],&a[i][1],&a[i][2]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 2.47 / 2.47
• Subtask 2: 2.09 / 2.09
• Subtask 3: 1.33 / 1.33
• Subtask 4: 5.13 / 5.13
• Subtask 5: 3.61 / 3.61
• Subtask 6: 4.37 / 4.37