#include <stdio.h>
int main(void) {
int a,b,c,d,e,f,g,h;
printf("式の値を入力してください; %d\n",a
);
for(b=0;b<=a;b++){
for(c=0;c<=b;c++){
d=b-c;
for(e=0;e<=a;e++){
f=d*e;
for(f=0;f<=a;f++){
h=f+g;
if(h
==a
) printf("(%d-%d)*%d+%d\n",b
,c
,e
,g
); }
}
}
}
return 0;
}
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