#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#include <ctype.h>
int main(){
int grid[55][55];
int i,t,kase,j,x,y,num,onix,oniy,sclx,scly;
for(kase=1;kase<=t;kase++){
for(i=0;i<55;i++){
for(j=0;j<55;j++){
grid[i][j]=1;
}
}
scanf("%d %d %d %d",&sclx
,&scly
,&onix
,&oniy
); for(i=0;i<num;i++){
grid[x][y]=0;
}
int count=0;
for(i=0;i<55;i++){
if(grid[i+1][i]==1){
count++;
}
if(grid[i][i+1]==1){
count++;
}
}
}
}
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