#include <stdio.h> int main(void) { int boxSize, number = 0, block[10000], maxNumber, width, i; scanf("%d", &boxSize); scanf("%d", &number); for(i=0;i<number;i++) scanf("%d", &block[i]); maxNumber = width = 0; for(i=0; i < number; i++) { width += block[i]; if (width <= boxSize) maxNumber++; else break; } printf("%d\n", maxNumber); return 0; }