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int main() { double num[LEN]; int k,a,count,i; double b; while(scanf("%d",&k) != EOF){ count = 0; for(i = 0;i < LEN;i++) num[i] = 0; for(i = 0;i < k;i++){ scanf("%d",&a); scanf("%lf",&b); num[a] += b; count ++; } scanf("%d",&k); for(i = 0;i < k;i++){ scanf("%d",&a); scanf("%lf",&b); if(num[a] == 0) count ++; num[a] += b; if(num[a] == 0) count --; } printf("%d",count); if(count != 0){ for(i = LEN - 1;i >= 0;i--){ if(num[i] != 0){ printf(" %d %.1lf",i,num[i]); num[i] = 0; } } } printf("\n"); } }
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原文地址:http://www.cnblogs.com/thare1307/p/4819897.html