C++提取字符串里面的数字答:include <iostream>#include <string>using namespace std;int main(){string s = "chr4,+77311909,25M,1;chr2,+63439874,25M,1;chr10,-58952431,25M,1;chrX,-120369984,25M,1;chr13,-58752466,25M,1;chrX,-126676818,25M,1;";int value = 0;int i = 0;int sign = 0;while(i<s....