// 1-5-A
#include <stdio.h>
int main(void){
int W, H;
while(1){
int i,j;
W = 0; H = 0;
if(W == 0 && H == 0) break;
for(i = 0; i < H; ++i){
for(j = 0; j < W; ++j){
}
}
}
return 0;
}
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