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  1. #include <stdio.h>
  2. int main(){
  3. int a,b,c,d,e;
  4. scanf("%d",&a);
  5. printf("式の値を入力してください:%d\n",a);
  6. for (int b=0; b<=9; b++){
  7. for (int c=0; c<=9; c++){
  8. for (int d=0; d<=9; d++){
  9. for (int e=0; e<=9; e++){
  10. if ((b-c)*d+e==a){
  11. printf("(%d-%d)*%d+%d\n",b,c,d,e);}}}}}
  12. return 0;
  13. }
Success #stdin #stdout 0s 5276KB
stdin
9
stdout
式の値を入力してください:9
(0-0)*0+9
(0-0)*1+9
(0-0)*2+9
(0-0)*3+9
(0-0)*4+9
(0-0)*5+9
(0-0)*6+9
(0-0)*7+9
(0-0)*8+9
(0-0)*9+9
(0-1)*0+9
(0-2)*0+9
(0-3)*0+9
(0-4)*0+9
(0-5)*0+9
(0-6)*0+9
(0-7)*0+9
(0-8)*0+9
(0-9)*0+9
(1-0)*0+9
(1-0)*1+8
(1-0)*2+7
(1-0)*3+6
(1-0)*4+5
(1-0)*5+4
(1-0)*6+3
(1-0)*7+2
(1-0)*8+1
(1-0)*9+0
(1-1)*0+9
(1-1)*1+9
(1-1)*2+9
(1-1)*3+9
(1-1)*4+9
(1-1)*5+9
(1-1)*6+9
(1-1)*7+9
(1-1)*8+9
(1-1)*9+9
(1-2)*0+9
(1-3)*0+9
(1-4)*0+9
(1-5)*0+9
(1-6)*0+9
(1-7)*0+9
(1-8)*0+9
(1-9)*0+9
(2-0)*0+9
(2-0)*1+7
(2-0)*2+5
(2-0)*3+3
(2-0)*4+1
(2-1)*0+9
(2-1)*1+8
(2-1)*2+7
(2-1)*3+6
(2-1)*4+5
(2-1)*5+4
(2-1)*6+3
(2-1)*7+2
(2-1)*8+1
(2-1)*9+0
(2-2)*0+9
(2-2)*1+9
(2-2)*2+9
(2-2)*3+9
(2-2)*4+9
(2-2)*5+9
(2-2)*6+9
(2-2)*7+9
(2-2)*8+9
(2-2)*9+9
(2-3)*0+9
(2-4)*0+9
(2-5)*0+9
(2-6)*0+9
(2-7)*0+9
(2-8)*0+9
(2-9)*0+9
(3-0)*0+9
(3-0)*1+6
(3-0)*2+3
(3-0)*3+0
(3-1)*0+9
(3-1)*1+7
(3-1)*2+5
(3-1)*3+3
(3-1)*4+1
(3-2)*0+9
(3-2)*1+8
(3-2)*2+7
(3-2)*3+6
(3-2)*4+5
(3-2)*5+4
(3-2)*6+3
(3-2)*7+2
(3-2)*8+1
(3-2)*9+0
(3-3)*0+9
(3-3)*1+9
(3-3)*2+9
(3-3)*3+9
(3-3)*4+9
(3-3)*5+9
(3-3)*6+9
(3-3)*7+9
(3-3)*8+9
(3-3)*9+9
(3-4)*0+9
(3-5)*0+9
(3-6)*0+9
(3-7)*0+9
(3-8)*0+9
(3-9)*0+9
(4-0)*0+9
(4-0)*1+5
(4-0)*2+1
(4-1)*0+9
(4-1)*1+6
(4-1)*2+3
(4-1)*3+0
(4-2)*0+9
(4-2)*1+7
(4-2)*2+5
(4-2)*3+3
(4-2)*4+1
(4-3)*0+9
(4-3)*1+8
(4-3)*2+7
(4-3)*3+6
(4-3)*4+5
(4-3)*5+4
(4-3)*6+3
(4-3)*7+2
(4-3)*8+1
(4-3)*9+0
(4-4)*0+9
(4-4)*1+9
(4-4)*2+9
(4-4)*3+9
(4-4)*4+9
(4-4)*5+9
(4-4)*6+9
(4-4)*7+9
(4-4)*8+9
(4-4)*9+9
(4-5)*0+9
(4-6)*0+9
(4-7)*0+9
(4-8)*0+9
(4-9)*0+9
(5-0)*0+9
(5-0)*1+4
(5-1)*0+9
(5-1)*1+5
(5-1)*2+1
(5-2)*0+9
(5-2)*1+6
(5-2)*2+3
(5-2)*3+0
(5-3)*0+9
(5-3)*1+7
(5-3)*2+5
(5-3)*3+3
(5-3)*4+1
(5-4)*0+9
(5-4)*1+8
(5-4)*2+7
(5-4)*3+6
(5-4)*4+5
(5-4)*5+4
(5-4)*6+3
(5-4)*7+2
(5-4)*8+1
(5-4)*9+0
(5-5)*0+9
(5-5)*1+9
(5-5)*2+9
(5-5)*3+9
(5-5)*4+9
(5-5)*5+9
(5-5)*6+9
(5-5)*7+9
(5-5)*8+9
(5-5)*9+9
(5-6)*0+9
(5-7)*0+9
(5-8)*0+9
(5-9)*0+9
(6-0)*0+9
(6-0)*1+3
(6-1)*0+9
(6-1)*1+4
(6-2)*0+9
(6-2)*1+5
(6-2)*2+1
(6-3)*0+9
(6-3)*1+6
(6-3)*2+3
(6-3)*3+0
(6-4)*0+9
(6-4)*1+7
(6-4)*2+5
(6-4)*3+3
(6-4)*4+1
(6-5)*0+9
(6-5)*1+8
(6-5)*2+7
(6-5)*3+6
(6-5)*4+5
(6-5)*5+4
(6-5)*6+3
(6-5)*7+2
(6-5)*8+1
(6-5)*9+0
(6-6)*0+9
(6-6)*1+9
(6-6)*2+9
(6-6)*3+9
(6-6)*4+9
(6-6)*5+9
(6-6)*6+9
(6-6)*7+9
(6-6)*8+9
(6-6)*9+9
(6-7)*0+9
(6-8)*0+9
(6-9)*0+9
(7-0)*0+9
(7-0)*1+2
(7-1)*0+9
(7-1)*1+3
(7-2)*0+9
(7-2)*1+4
(7-3)*0+9
(7-3)*1+5
(7-3)*2+1
(7-4)*0+9
(7-4)*1+6
(7-4)*2+3
(7-4)*3+0
(7-5)*0+9
(7-5)*1+7
(7-5)*2+5
(7-5)*3+3
(7-5)*4+1
(7-6)*0+9
(7-6)*1+8
(7-6)*2+7
(7-6)*3+6
(7-6)*4+5
(7-6)*5+4
(7-6)*6+3
(7-6)*7+2
(7-6)*8+1
(7-6)*9+0
(7-7)*0+9
(7-7)*1+9
(7-7)*2+9
(7-7)*3+9
(7-7)*4+9
(7-7)*5+9
(7-7)*6+9
(7-7)*7+9
(7-7)*8+9
(7-7)*9+9
(7-8)*0+9
(7-9)*0+9
(8-0)*0+9
(8-0)*1+1
(8-1)*0+9
(8-1)*1+2
(8-2)*0+9
(8-2)*1+3
(8-3)*0+9
(8-3)*1+4
(8-4)*0+9
(8-4)*1+5
(8-4)*2+1
(8-5)*0+9
(8-5)*1+6
(8-5)*2+3
(8-5)*3+0
(8-6)*0+9
(8-6)*1+7
(8-6)*2+5
(8-6)*3+3
(8-6)*4+1
(8-7)*0+9
(8-7)*1+8
(8-7)*2+7
(8-7)*3+6
(8-7)*4+5
(8-7)*5+4
(8-7)*6+3
(8-7)*7+2
(8-7)*8+1
(8-7)*9+0
(8-8)*0+9
(8-8)*1+9
(8-8)*2+9
(8-8)*3+9
(8-8)*4+9
(8-8)*5+9
(8-8)*6+9
(8-8)*7+9
(8-8)*8+9
(8-8)*9+9
(8-9)*0+9
(9-0)*0+9
(9-0)*1+0
(9-1)*0+9
(9-1)*1+1
(9-2)*0+9
(9-2)*1+2
(9-3)*0+9
(9-3)*1+3
(9-4)*0+9
(9-4)*1+4
(9-5)*0+9
(9-5)*1+5
(9-5)*2+1
(9-6)*0+9
(9-6)*1+6
(9-6)*2+3
(9-6)*3+0
(9-7)*0+9
(9-7)*1+7
(9-7)*2+5
(9-7)*3+3
(9-7)*4+1
(9-8)*0+9
(9-8)*1+8
(9-8)*2+7
(9-8)*3+6
(9-8)*4+5
(9-8)*5+4
(9-8)*6+3
(9-8)*7+2
(9-8)*8+1
(9-8)*9+0
(9-9)*0+9
(9-9)*1+9
(9-9)*2+9
(9-9)*3+9
(9-9)*4+9
(9-9)*5+9
(9-9)*6+9
(9-9)*7+9
(9-9)*8+9
(9-9)*9+9