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Cod sursa(job #790109)
#include <stdio.h>
int min(int a,int b){return a<b?a:b;}
int main(){
long a[105][105];
int n;
freopen("royfloyd.in","r",stdin);
freopen("royfloyd.out","w",stdout);
scanf("%d",&n);
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
scanf("%ld",&a[i][j]);
for(int k=1;k<=n;k++)
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
a[i][j]=min(a[i][j],a[i][k]+a[k][j]);
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++)
printf("%ld ",a[i][j]);
printf("\n");
}
return 0;
}