java
int x,y,z;
for (x = 1; x <= 50; x++){
for (y = 1; y <= 50; y++){
for (z = 1; z <= 20; z++){
if (x + y + z == 50 && x + 2 * y + 5 * z == 100) {
System.out.print(x+"\t");
System.out.print(y+"\t");
System.out.print(z+"\t\n");
}
}
}
}
如果解决了你的问题 望采纳 谢谢