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  1. #include <stdio.h>
  2. int multi(int m, int n)
  3. {
  4. if(n==1) return m;
  5. else return m+multi(m,(n-1));
  6. }
  7. int main(void) {
  8. int m,n;
  9. scanf("%d",&m);
  10. scanf("%d",&n);
  11. printf("%d",multi(m,n));
  12. return 0;
  13. }
  14.  
Success #stdin #stdout 0s 5316KB
stdin
4
3
stdout
12